Support bracket



FIG. 1 is a front, perspective view of a support bracket showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top view thereof, the bottom view being a mirror image of the top view; and,

FIG. 7 is a front, perspective view thereof, shown in an environment of use.

The features shown in broken lines are portions of the support bracket or environmental subject matter to the support bracket forming no part of the claimed design. 

CLAIM The ornamental design for a support bracket, as shown and described. 